<b>Bonhams, Mar 12:</b> Walt Whitman. <i>Leaves of Grass.</i> First edition, first issue, SIGNED in block letters by Whitman. 1855. $200,000 to $300,000

<b>Bonhams, Mar 12:</b> Isaac Newton's copy of John Greave's <i>Pyramidographia,</i> London, 1646. $50,000 to $70,000

<b>Bonhams, Mar 12:</b> Colonel John Mosby. Robert E. Lee's autograph letter to Samuel Cooper reporting on Mosby's exploits, with Cooper's autograph note ordering his appointment to Major.

<b>Bonhams, Mar 12:</b> Gyula Halasz Brassai. Large archive of autograph and typed letters, over 260, to his family including his wife Gilberte, 1947-1978. $40,000 to $60,000

<b>Bonhams, Mar 12:</b> Archive of drawings and letters from Harper Lee to Charles Carruth, including an inscribed first edition of <i>To Kill a Mockingbird.</i> $20,000 to $30,000

<b>Bonhams, Mar 11:</b> VESALIUS, ANDREAS. 1514-1564. <i>De humani corporis fabrica libri septem.</i> Basel: Johannes Oporinus, June 1543. $300,000 to $500,000

<b>Bonhams, Mar 11:</b> HARVEY, WILLIAM. 1578-1657. <i>De motu cordis & sanguinis in animalibus Anatomica Exercitatio.</i> Leiden: Joannis Maire, 1639. $25,000 to $35,000

<b>Bonhams, Mar 11:</b> BERENGARIO DA CARPI, GIACOMO. 1460-1530. <i>Isagogae breves perlucide ac uberrimae in Anatomiam humani corporis.</i> Bologna: Benedictus Hectoris, 15 July 1523. $15,000 to $25,000

<b>Bonhams NY, Mar 11:</b> FRANKLIN, BENJAMIN. 1706-1790. <i>Experiments and Observations on Electricity, made at Philadelphia in America…</i> London, 1769. $10,000 to $15,000

<b>Bonhams NY, Mar 11:</b> BENIVIENI, ANTONIO. 1443-1502. <i>De abditis nonnullis ac mirandis morborum et sanationum causis.</i>Florence: Filippo Giunta, 1507. $8,000 to $12,000

<b>Christie’s Paris, 20 Feb:</b> BELON. <i>L’Histoire de la nature des oyseaux.</i> Paris : Corrozet, 1555. $17,000 to $23,000

<b>Christie’s Paris, 20 Feb:</b> MIOMANDRE – BARBIER. <i>Dessins sur les danses de Vaslav Nijinsky.</i> Paris. 1913. $23,000 to $34,000

<b>Christie’s Paris, 20 Feb:</b> HOKUSAI. <i>Fugaku Hyakkei, Edo : Nishimura Yûzô.</i> 1834-1875. $58,000 to $80,000

<b>Christie’s Paris, 20 Feb:</b> EDWARDS. <i> <br>A Natural History of Uncommon Birds…</i> London : Printed for the Author. 1743-1764. $35,000 to $46,000

<b>Christie’s Paris, 20 Feb:</b> VESALIUS. <i><br> De Humane Corporis Fabrica libri septem...</i> Basle : J. Oporinus. 1555. $58,000 to $80,000

<b>Morton Subastas on Bidsquare:</b><br>Die Französische Expedition gegen Mexico /Beilagen zum Beiheft des Militair - Wochenblattes

<b>Morton Subastas on Bidsquare:</b><br>The Architecture Of M. Vitruvius Pollio. London, 1791.

<b>Morton Subastas on Bidsquare:</b> Estatuto Provisional del Imperio Mexicano. México: Imprenta de Andrade y Escalante, 1865.

<b>Morton Subastas on Bidsquare:</b> Historia de Méjico... México, 1849 - 1852.

<b>Morton Subastas on Bidsquare:</b> Juárez, Benito - Ogazón, Pedro. Legajos de Bandos del Estado de Guadalajara, 1860-1863.

<b>Morton Subastas on Bidsquare:</b> Sigüenza y Góngora, Carlos. Mapa de las Aguas que por el Círculo de 90 Leguas Vienen a la Laguna de Tescuco... Méx, 1748.

<b>Morton Subastas on Bidsquare:</b> Cruces y Campa / Aubert / Valleto. Pareja Imperial, Fusilamiento de Maximiliano, Tipos Mexicanos... ca,1875.

<b>Swann Auction Galleries, Feb 21:</b> NASA archive with 351 photographs, silver & chromogenic prints, 1960-2002. $6,000 to $9,000.

<b>Swann Auction Galleries, Feb 21:</b> Edward S. Curtis, suite of 18 cyanotypes, 1910-14. $25,000 to $35,000.

<b>Swann Auction Galleries, Feb 21:</b> Edward S. Curtis, <i>Horse Capture, Atsina,</i> unique copper plate for <i>The North American Indian,</i> 1908. $60,000 to $90,000.

<b>Swann Auction Galleries, Feb 21:</b> John Whipple, <i>Harriet Beecher Stowe,</i> salted print from a calotype negative, 1853. $10,000 to $15,000.

<b>Swann Auction Galleries, Feb 21:</b> Lewis Carroll, <i>Xie Kitchen,</i> albumen print, circa 1872. $8,000 to $12,000.

<b>Swann Auction Galleries, Feb 21:</b> Ansel Adams, <i>Taos Pueblo,</i> limited, signed first edition of the artist's first book, 12 silver bromide prints, 1930. $30,000 to $45,000.

<b>Swann Auction Galleries, Feb 21:</b><br>JFK in his motorcade about 2 mins before his assassination, chromogenic print, 1963. $2,000 to $3,000.

<b>Swann Auction Galleries, Feb 21:</b> Anton Guilio Bragaglia, 6 photomechanical postcards with facsimile signatures, 1911-13, printed 1932. $30,000 to $45,000.

<b>Swann Auction Galleries, Feb 21:</b> Société Anonyme, Inc, group of 9 postcards, including 8 real photo postcards, 1920-30. $25,000 to $35,000.

<b>Chiswick Auctions: Autographs & Memorabilia. February 28, 2019</b>

<b>Chiswick Auctions, Feb 28:</b> Autograph album featuring signatures by prominent actors, politicians, musicians and authors, including Rudolph Valentino. £1,000 to £1,500

<b>Chiswick Auctions, Feb 28:</b> An extremely rare working radio script for Crazy People No 29, the first series of <i>The Goon Show.</i> £600 to £800

<b>Chiswick Auctions, Feb 28:</b> Manuscript prayer book, in German. 8vo, 1755 £800 to £1,200

<b>Chiswick Auctions, Feb 28:</b> Italian Manuscript on Geometry, with diagrams, 18th century. £500 to £700

<b>Chiswick Auctions: Ornithology, Zoology & Voyages. February 27, 2019</b>

<b>Chiswick Auctions, Feb 27:</b> Thorburn (Archibald). Sparrowhawk, original watercolour & gouache, signed & dated lower right, 1917. £1,500 to £2,000

<b>Chiswick Auctions, Feb 27:</b> Burton (Sir Richard Francis). <i>Personal Narrative of a Pilgrimage to El-Medinah and Meccah.</i> 3 vol., FIRST EDITION, 1855-56. £1,000 to £1,500

<b>Chiswick Auctions, Feb 27:</b> [Mount (Richard) & Page (Thomas)]. <i>The English Pilot. Describing the Sea-Coasts…</i> 31 engraved maps, W. & J. Mount, T. Page, 1756 £4000 to £6000

<b>Chiswick Auctions: Ornithology, Zoology & Voyages. February 27, 2019</b>

<b>Chiswick Auctions, Feb 27:</b> D’apres De Mannevillette (Jean-Baptiste Nicolas Denis). <i>Le Neptune Oriental.</i> Paris & Brest, [1775 – 1781]. £10,000 to £15,000

<b>Chiswick Auctions, Feb 27:</b> Loring (Josiah). Terrestrial Globe Containing all the Late Discoveries and Geographical Improvements. Boston, Gilman Joslin, 1846, £800 to £1,200

<b>Chiswick Auctions, Feb 27:</b> Shelley (G. E., Capt.). <i>A Monograph of the Nectariniidae, or Family of Sun-birds,</i> FIRST EDITION, by the Author, 1876-80. £4,000 to £6,000